Analysis
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max time kernel
135s -
max time network
135s -
platform
windows7_x64 -
resource
win7-20230712-en -
resource tags
arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system -
submitted
29-07-2023 16:54
Static task
static1
Behavioral task
behavioral1
Sample
f2028b4fb0b43abc5a062bd35_JC.exe
Resource
win7-20230712-en
General
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Target
f2028b4fb0b43abc5a062bd35_JC.exe
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Size
257KB
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MD5
2f28772b3cf7328df4f249e872568c2d
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SHA1
dd4d410c55d413c4794eb0c4f60d179613ab6bc0
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SHA256
f2028b4fb0b43abc5a062bd359622b254dbf0e301f2a8b842d062896ca24692b
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SHA512
b96de652ed787364696128c6b81643f7c86db350c1f0544c1b0d79f09e68f29c4df751a591cbf6d5aa4de29ced2ad56e9589109142a3d692f654dd1a54d88485
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SSDEEP
6144:EtvxnwCJczsk0zhh3a+Rpaur08m8mQOw0O:EpV1Jczr+h7L9Q8mYz
Malware Config
Extracted
laplas
http://45.159.189.33
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api_key
d1a05de376c0be1daa56dfb2715c8a0c5df8a111b8b31decc886df1e48db7c9c
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ HJDBAFIECG.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ ntlhost.exe -
Downloads MZ/PE file
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Checks BIOS information in registry 2 TTPs 4 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion ntlhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion ntlhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion HJDBAFIECG.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion HJDBAFIECG.exe -
Executes dropped EXE 2 IoCs
pid Process 568 HJDBAFIECG.exe 620 ntlhost.exe -
Loads dropped DLL 4 IoCs
pid Process 2092 f2028b4fb0b43abc5a062bd35_JC.exe 2092 f2028b4fb0b43abc5a062bd35_JC.exe 588 cmd.exe 568 HJDBAFIECG.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" HJDBAFIECG.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA HJDBAFIECG.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 568 HJDBAFIECG.exe 620 ntlhost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 f2028b4fb0b43abc5a062bd35_JC.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString f2028b4fb0b43abc5a062bd35_JC.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 9 Go-http-client/1.1 -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474 f2028b4fb0b43abc5a062bd35_JC.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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 f2028b4fb0b43abc5a062bd35_JC.exe -
Suspicious behavior: EnumeratesProcesses 11 IoCs
pid Process 2092 f2028b4fb0b43abc5a062bd35_JC.exe 2092 f2028b4fb0b43abc5a062bd35_JC.exe 2092 f2028b4fb0b43abc5a062bd35_JC.exe 2092 f2028b4fb0b43abc5a062bd35_JC.exe 2092 f2028b4fb0b43abc5a062bd35_JC.exe 2092 f2028b4fb0b43abc5a062bd35_JC.exe 2092 f2028b4fb0b43abc5a062bd35_JC.exe 2092 f2028b4fb0b43abc5a062bd35_JC.exe 2092 f2028b4fb0b43abc5a062bd35_JC.exe 2092 f2028b4fb0b43abc5a062bd35_JC.exe 2092 f2028b4fb0b43abc5a062bd35_JC.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2092 wrote to memory of 588 2092 f2028b4fb0b43abc5a062bd35_JC.exe 29 PID 2092 wrote to memory of 588 2092 f2028b4fb0b43abc5a062bd35_JC.exe 29 PID 2092 wrote to memory of 588 2092 f2028b4fb0b43abc5a062bd35_JC.exe 29 PID 2092 wrote to memory of 588 2092 f2028b4fb0b43abc5a062bd35_JC.exe 29 PID 588 wrote to memory of 568 588 cmd.exe 31 PID 588 wrote to memory of 568 588 cmd.exe 31 PID 588 wrote to memory of 568 588 cmd.exe 31 PID 588 wrote to memory of 568 588 cmd.exe 31 PID 568 wrote to memory of 620 568 HJDBAFIECG.exe 32 PID 568 wrote to memory of 620 568 HJDBAFIECG.exe 32 PID 568 wrote to memory of 620 568 HJDBAFIECG.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\f2028b4fb0b43abc5a062bd35_JC.exe"C:\Users\Admin\AppData\Local\Temp\f2028b4fb0b43abc5a062bd35_JC.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2092 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\HJDBAFIECG.exe"2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:588 -
C:\Users\Admin\AppData\Local\Temp\HJDBAFIECG.exe"C:\Users\Admin\AppData\Local\Temp\HJDBAFIECG.exe"3⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:568 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe4⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:620
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Modify Registry
2Subvert Trust Controls
1Install Root Certificate
1Virtualization/Sandbox Evasion
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
3.2MB
MD5299a2d8412301a6c84f2da3c446943c2
SHA10f4b455e8a8f0fc278a7fe91db90fafaccfe04fc
SHA25651a7a57fe94c2dce32f7125d2c9827e208e38b8f7b57bd5b0b09f188f656e37f
SHA512751a7fa958d96c91e49da893fbf33d4d066dd32f95d10106764064154c11dc9ce7b782e83d96118e0599501974890d311d1d35a34f67843242baffdbdeb6df1a
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Filesize
3.2MB
MD5299a2d8412301a6c84f2da3c446943c2
SHA10f4b455e8a8f0fc278a7fe91db90fafaccfe04fc
SHA25651a7a57fe94c2dce32f7125d2c9827e208e38b8f7b57bd5b0b09f188f656e37f
SHA512751a7fa958d96c91e49da893fbf33d4d066dd32f95d10106764064154c11dc9ce7b782e83d96118e0599501974890d311d1d35a34f67843242baffdbdeb6df1a
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Filesize
448.2MB
MD5585197ffe875b710b1abb7be0a0a0b23
SHA1f9d4a73afcdab42c0afeb692f5887277b5cef8b6
SHA2565bb1f9f385e2fee2a3e061603b833aa84dec1e9590de17f2851c0f9eb3b2813a
SHA512be9cc444f6e39cf4dc860b3b1a75e36cb34b48f50a069d45c758e856036b5eb75be35220391a0bcc0ffe5b646dfd9041d477ddb33c1c95410bda67aa3b3b4bde
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Filesize
468.4MB
MD5e615f5d7b40e2a3fad7b5531016ea437
SHA1fb5e387899691d6dca17818e3bc107a4b6e0aee0
SHA256bdf37e704f5554b96301ce3aebb36229d459bca1932ebc621634b0e1d237d309
SHA512b5454abcd7b15ca345cc3a1ac2a3fb4363b964f1f3b80f60e78f9ea869066f68510de8bea7f6d188414c8e6c503b3e8043c4953c8a494a2d50348a031ca4048f
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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Filesize
3.2MB
MD5299a2d8412301a6c84f2da3c446943c2
SHA10f4b455e8a8f0fc278a7fe91db90fafaccfe04fc
SHA25651a7a57fe94c2dce32f7125d2c9827e208e38b8f7b57bd5b0b09f188f656e37f
SHA512751a7fa958d96c91e49da893fbf33d4d066dd32f95d10106764064154c11dc9ce7b782e83d96118e0599501974890d311d1d35a34f67843242baffdbdeb6df1a
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Filesize
458.8MB
MD5e262eb8dac4f049ec2cf698bccf225e0
SHA1378927058f97cf3ca9227c298e148d1223144f54
SHA256f0c2ddbf6e3ca9da1b9d1ebe994d6dff7475d58d66869ae75337182eb34dbab7
SHA512f508d2d75f62ff8ea687ffec934b857fc220ffbd3880d9740a4fcdd9214169a92fb7907f646d11f200fd8f67099e369662d4e13768bb60ef5202aa6139371de0